{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949333,-0.314273,0.000000,0.000000,0.175496,-0.530126,0.829559,0.000000,-0.260160,0.785872,0.561001,0.000000,-1661085.504352,5017687.019262,3557938.828305,1],    "boundingVolume": {    "region": [1.890418,0.595541,1.890556,0.595648,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366768.b3dm"}}}